<%@page contentType="text/html; charset=utf-8" language="java" import="cn.ac.cintcm.prespring.tree.*"  errorPage="" %>

<% 
String id = request.getParameter("id");
Ladder ld = new Ladder("prescriptions.txt", "presIndex.txt", "herbsIndex.txt");
out.write(ld.findLadder(id).toString());
%>
